Home / 111,262,318.13-166,891,482.20-45,669,212.71

Finding the Fourth Proportional to 111,262,318.13, 166,891,482.20 and 45,669,212.71

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Solution

The fourth proportional to 111,262,318.13, 166,891,482.20 and 45,669,212.71 is: 68,503,000.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,262,318.13 : 166,891,482.20 = 45,669,212.71 : x
  2. Step 2: Convert to fraction form
    111,262,318.13/166,891,482.20 = 45,669,212.71/x
  3. Step 3: Cross multiply
    111,262,318.13x = 166,891,482.20 × 45,669,212.71
  4. Step 4: Simplify right side
    111,262,318.13x = 7,621,802,599,775,923
  5. Step 5: Solve for x
    x = 7,621,802,599,775,923/111,262,318.13
  6. Step 6: Final answer
    x = 68,503,000.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.